66 lines
1.4 KiB
HTML
66 lines
1.4 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<meta charset="UTF-8">
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<title></title>
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<style>
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#container {
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width: 800px;
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height: 400px;
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border: 1px solid black;
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margin: 0 auto;
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}
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#panel {
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width: 800px;
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margin: 10px auto;
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text-align: center;
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}
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.piece {
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width: 80px;
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height: 80px;
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float: left;
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}
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</style>
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</head>
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<body>
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<div id="container"></div>
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<div id="panel">
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<button id="addBtn">添加</button>
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<button id="flaBtn">闪烁</button>
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</div>
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<script src="js/mylib.js"></script>
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<script>
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function randomColor() {
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var r = parseInt(Math.random() * 256);
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var g = parseInt(Math.random() * 256);
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var b = parseInt(Math.random() * 256);
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return 'rgb(' + r + ',' + g + ',' + b +')';
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}
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(function() {
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var counter = 0;
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bind($('addBtn'), 'click', function() {
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if (counter < 50) {
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counter += 1;
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var div = document.createElement('div');
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div.className = 'piece';
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div.style.backgroundColor = randomColor();
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$('container').appendChild(div);
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}
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});
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var timer = 0;
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bind($('flaBtn'), 'click', function() {
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if (!timer) {
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timer = setInterval(function() {
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var allPieces = $('container').children;
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for (var i = 0; i < allPieces.length; i += 1) {
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allPieces[i].style.backgroundColor = randomColor();
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}
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}, 200);
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}
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});
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}());
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</script>
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</body>
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</html>
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